Doctor profile · Federal record

Dr. Jian Guan, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Torrance, CA

  • NPI 1811262009
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5215 Torrance Blvd Ste 300
Torrance, CA 905034009
(424) 212-5361

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
April 13, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
California #161397

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811262009. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
466
Distinct HCPCS
8
Medicare allowed
$78,731
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 108 62 $224
99214 Established patient office or other outpatient visit, 30-39 minutes 89 72 $140
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 85 65 $85
99215 Established patient office or other outpatient visit, 40-54 minutes 52 41 $194
99204 New patient office or other outpatient visit, 45-59 minutes 51 51 $183
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 39 39 $186
99205 New patient office or other outpatient visit, 60-74 minutes 25 25 $241
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 17 16 $127

In context: peer comparison

Among 2 peers in Torrance Neurological Surgery Physician, average services per provider: 60. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,292
Transactions
18
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Globus Medical, INC. 2 $1,116.00
Providence Medical Technology, INC. 10 $950.70
Icotec Medical INC. 1 $113.14
Abbvie INC. 2 $44.18
Medtronic, INC. 1 $30.15
AstraZeneca Pharmaceuticals Lp 1 $22.11
Si-Bone, INC. 1 $15.71

By nature of payment

Travel and Lodging
$1,948
Food and Beverage
$344

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jian Guan's medical specialty?
Dr. Jian Guan practices Neurological Surgery Physician in Torrance, CA.
Where does Dr. Jian Guan practice?
Dr. Jian Guan practices at 5215 Torrance Blvd Ste 300, Torrance, CA 905034009. Office phone: 4242125361.
What is Dr. Jian Guan's NPI?
Dr. Jian Guan's National Provider Identifier (NPI) is 1811262009, issued by NPPES.
Does Dr. Jian Guan accept Medicare assignment?
Yes. Dr. Jian Guan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jian Guan commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.